ZA765329B - An improvement in or relating to current limiting circuit breaker - Google Patents
An improvement in or relating to current limiting circuit breakerInfo
- Publication number
- ZA765329B ZA765329B ZA765329A ZA765329A ZA765329B ZA 765329 B ZA765329 B ZA 765329B ZA 765329 A ZA765329 A ZA 765329A ZA 765329 A ZA765329 A ZA 765329A ZA 765329 B ZA765329 B ZA 765329B
- Authority
- ZA
- South Africa
- Prior art keywords
- relating
- improvement
- circuit breaker
- current limiting
- limiting circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
- H01H77/107—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops
- H01H77/108—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops comprising magnetisable elements, e.g. flux concentrator, linear slot motor
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/615,858 US4056798A (en) | 1975-09-23 | 1975-09-23 | Current limiting circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA765329B true ZA765329B (en) | 1977-08-31 |
Family
ID=24467097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA765329A ZA765329B (en) | 1975-09-23 | 1976-09-07 | An improvement in or relating to current limiting circuit breaker |
Country Status (14)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4247746A (en) * | 1977-10-04 | 1981-01-27 | Dorman Smith Switchgear Limited | Electric circuit breaker |
| FR2421458A1 (fr) * | 1978-03-31 | 1979-10-26 | Merlin Gerin | Disjoncteur multipolaire a dispositif electromagnetique d'ouverture rapide du contact mobile |
| US4255732A (en) * | 1978-10-16 | 1981-03-10 | Westinghouse Electric Corp. | Current limiting circuit breaker |
| US4220934A (en) * | 1978-10-16 | 1980-09-02 | Westinghouse Electric Corp. | Current limiting circuit breaker with integral magnetic drive device housing and contact arm stop |
| US4266210A (en) * | 1979-09-10 | 1981-05-05 | Westinghouse Electric Corp. | Circuit breaker with improved arc extinguishing means |
| JPS57141368U (US06521211-20030218-C00004.png) * | 1981-02-28 | 1982-09-04 | ||
| US4549153A (en) * | 1983-09-02 | 1985-10-22 | Eaton Corporation | Residential circuit breaker with slot motor |
| US4546337A (en) * | 1983-09-02 | 1985-10-08 | Eaton Corporation | Residential circuit breaker with one piece slot motor |
| US4546336A (en) * | 1983-09-02 | 1985-10-08 | Eaton Corporation | Residential circuit breaker with combination slot motor and arc chute |
| US5763847A (en) * | 1996-10-09 | 1998-06-09 | Eaton Corporation | Electric current switching apparatus with tornadic arc extinguishing mechanism |
| US5866864A (en) * | 1997-07-14 | 1999-02-02 | Eaton Corporation | Electric current switching apparatus with arc spinning extinguisher |
| US5877464A (en) * | 1998-03-27 | 1999-03-02 | Eaton Corporation | Electric current switching apparatus with dual magnet arc spinning extinguisher |
| US6457086B1 (en) * | 1999-11-16 | 2002-09-24 | Apple Computers, Inc. | Method and apparatus for accelerating detection of serial bus device speed signals |
| US6297465B1 (en) | 2000-05-25 | 2001-10-02 | Eaton Corporation | Two piece molded arc chute |
| CN102013365B (zh) * | 2011-01-07 | 2013-05-01 | 上海诺雅克电气有限公司 | 断路器的灭弧装置 |
| CN109036982A (zh) * | 2018-10-16 | 2018-12-18 | 中欧电气有限公司 | 一种插接式小型断路器 |
| CN111446136A (zh) * | 2020-03-31 | 2020-07-24 | 浙江零壹智能电器研究院有限公司 | 基于并联分流的微型断路器瞬时脱扣机构 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH178662A (de) * | 1934-10-20 | 1935-07-31 | Spaelti Soehne & Co | Einrichtung zur Unterbrechung von Lichtbogen. |
| US2167499A (en) * | 1937-01-29 | 1939-07-25 | Westinghouse Electric & Mfg Co | Disconnecting switch |
| US2240623A (en) * | 1939-10-26 | 1941-05-06 | Westinghouse Electric & Mfg Co | Circuit interrupting device |
| US3441697A (en) * | 1966-04-05 | 1969-04-29 | Federal Pacific Electric Co | Circuit interrupters with improved arc chutes |
| US3506799A (en) * | 1967-06-23 | 1970-04-14 | Westinghouse Electric Corp | Circuit breaker with improved venting means and arc extinguishing structure |
| US3815059A (en) * | 1972-12-01 | 1974-06-04 | Westinghouse Electric Corp | Circuit interrupter comprising electromagnetic opening means |
-
1975
- 1975-09-23 US US05/615,858 patent/US4056798A/en not_active Expired - Lifetime
-
1976
- 1976-01-01 AR AR264815A patent/AR208146A1/es active
- 1976-09-07 ZA ZA765329A patent/ZA765329B/xx unknown
- 1976-09-09 GB GB37392/76A patent/GB1556208A/en not_active Expired
- 1976-09-10 AU AU17633/76A patent/AU497415B2/en not_active Expired
- 1976-09-10 PH PH18881A patent/PH13158A/en unknown
- 1976-09-13 NZ NZ182019A patent/NZ182019A/xx unknown
- 1976-09-14 CA CA261,229A patent/CA1064078A/en not_active Expired
- 1976-09-21 FR FR7628286A patent/FR2326027A1/fr active Granted
- 1976-09-22 IT IT27505/76A patent/IT1072402B/it active
- 1976-09-22 ES ES451749A patent/ES451749A1/es not_active Expired
- 1976-09-22 JP JP51113208A patent/JPS5240780A/ja active Pending
- 1976-09-22 BR BR7606319A patent/BR7606319A/pt unknown
- 1976-09-23 BE BE170882A patent/BE846508A/xx not_active IP Right Cessation
-
1980
- 1980-03-18 JP JP1980034634U patent/JPS5611308Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5240780A (en) | 1977-03-29 |
| US4056798A (en) | 1977-11-01 |
| CA1064078A (en) | 1979-10-09 |
| JPS5611308Y2 (US06521211-20030218-C00004.png) | 1981-03-13 |
| PH13158A (en) | 1980-01-08 |
| AU497415B2 (en) | 1978-12-14 |
| FR2326027B1 (US06521211-20030218-C00004.png) | 1981-09-18 |
| IT1072402B (it) | 1985-04-10 |
| GB1556208A (en) | 1979-11-21 |
| AR208146A1 (es) | 1976-11-30 |
| ES451749A1 (es) | 1978-01-16 |
| JPS55133552U (US06521211-20030218-C00004.png) | 1980-09-22 |
| FR2326027A1 (fr) | 1977-04-22 |
| AU1763376A (en) | 1978-03-16 |
| BE846508A (fr) | 1977-03-23 |
| NZ182019A (en) | 1980-02-21 |
| BR7606319A (pt) | 1977-05-31 |
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